i'll blow us all up. today is a request day todie. >> two men held hostage in the discovery building, talk about the day that change their lives. >> a reported rror plot foiled. >>> and we'll tell you how mayor fenty still came out a winner in the primary. >> good evening. the death of a 17-month-old child is under investigation in montgomery county. police believe it was a tragic know. the child died en he became tangled up in a window blind cord. >> police wer call to the boy's home on north hampton drive in silver spring after 11:00 this morning. derrick ward is in the neighborhood with more. >> reporter: there are so many things that we seek to shield our children from. most of the timee feel they are outside the home. sometimes dangerous things lurk in the home as well as this fami found out earlier today. st before noon, a frantic call from a mother to the montgomery county police department. >> the initial call was a very upset woman screaming about a child being severely injured. >> reporter: from